The author in his roll-off-roof observatory. A 5-inch refractor rides piggyback on a 12.5-inch f/6 reflector. Bob Berman “Which is better, a 3-inch refractor or 6-inch reflector?” ...

It has a dual-speed focuser with 11-to-1 reduction and works with 8- and 10-inch reflectors. The unit’s racked-in height is 2.3 inches (58 milli-meters), and it weighs 14 ounces (397 grams).

As the story goes, world renowned Ellensburg artist Richard C. “Dick” Elliott and his wife’s brother Bill spent six weeks applying 3-inch reflectors, one-by-one by hand, creating 24 sections of ...